Name | Initial Graphics Exchange Specification | Blender |
File extension | .igs, .iges | .blend |
Original software | Blender | |
Binary | ■ | |
ASCII | ■ | |
Polygonal | ■ | |
NURBS | ■ | ■ |
Solids | ||
Smoothing groups | ■ | ■ |
Textures, materials | ■ | |
Developer/Owner | U.S. National Bureau of Standards | Blender |
Description | ||
Specification | Download PDF | |
Format features | Universal open interchange NURBS-surfaces format. Along with STEP - one of the most popular | Open source project with a lot of features and plugins |
Viewing software | Delcam Exchange 2012 (free), eDrawings (free) | Blender (free) |